856440424

素因数分解:

$2^3\times 7^2\times {\mathrm{617}}^1\times {\mathrm{3541}}^1$

素因数の和:4178

約数の個数: 48

約数和(自身を含む): 1871557380

約数和(自身を除く): 1015116956

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 617, 1234, 2468, 3541, 4319, 4936, 7082, 8638, 14164, 17276, 24787, 28328, 30233, 34552, 49574, 60466, 99148, 120932, 173509, 198296, 241864, 347018, 694036, 1388072, 2184797, 4369594, 8739188, 15293579, 17478376, 30587158, 61174316, 107055053, 122348632, 214110106, 428220212, 856440424]

約数ペア:

[(1, 856440424), (2, 428220212), (4, 214110106), (7, 122348632), (8, 107055053), (14, 61174316), (28, 30587158), (49, 17478376), (56, 15293579), (98, 8739188), (196, 4369594), (392, 2184797), (617, 1388072), (1234, 694036), (2468, 347018), (3541, 241864), (4319, 198296), (4936, 173509), (7082, 120932), (8638, 99148), (14164, 60466), (17276, 49574), (24787, 34552), (28328, 30233)]